About: http://webisa.webdatacommons.org/220476199

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	You can easily access it and open it with any text editor and see if Google or Yahoo or other sites you can not access are listed in it - if they are simply remove the entire line containing the reference.
http://www.w3.org/ns/prov#wasQuotedFrom	cnet.com